diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.4/7144-dpaa-call-arch_setup_dma_ops-before-using-dma_ops.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.4/7144-dpaa-call-arch_setup_dma_ops-before-using-dma_ops.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-4.4/7144-dpaa-call-arch_setup_dma_ops-before-using-dma_ops.patch b/target/linux/layerscape/patches-4.4/7144-dpaa-call-arch_setup_dma_ops-before-using-dma_ops.patch new file mode 100644 index 0000000000..ef8cf01b47 --- /dev/null +++ b/target/linux/layerscape/patches-4.4/7144-dpaa-call-arch_setup_dma_ops-before-using-dma_ops.patch @@ -0,0 +1,53 @@ +From 0ac69de37277aec31d18a8c7b9d9a3a65b629526 Mon Sep 17 00:00:00 2001 +From: Yangbo Lu <yangbo.lu@nxp.com> +Date: Wed, 12 Oct 2016 16:30:57 +0800 +Subject: [PATCH 144/226] dpaa: call arch_setup_dma_ops before using dma_ops + +A previous patch caused dpaa call trace. This patch provides +a temporary workaround for this until this is fixed by upstream. + +Fixes: 1dccb598df54 ("arm64: simplify dma_get_ops") +Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> +--- + .../ethernet/freescale/sdk_dpaa/dpaa_eth_common.c | 12 ++++++------ + drivers/staging/fsl_qbman/qman_high.c | 1 + + 2 files changed, 7 insertions(+), 6 deletions(-) + +--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c ++++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c +@@ -754,6 +754,12 @@ dpa_bp_alloc(struct dpa_bp *dpa_bp) + goto pdev_register_failed; + } + ++#ifdef CONFIG_FMAN_ARM ++ /* force coherency */ ++ pdev->dev.archdata.dma_coherent = true; ++ arch_setup_dma_ops(&pdev->dev, 0, 0, NULL, true); ++#endif ++ + err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(40)); + if (err) + goto pdev_mask_failed; +@@ -765,12 +771,6 @@ dpa_bp_alloc(struct dpa_bp *dpa_bp) + goto pdev_mask_failed; + } + +-#ifdef CONFIG_FMAN_ARM +- /* force coherency */ +- pdev->dev.archdata.dma_coherent = true; +- arch_setup_dma_ops(&pdev->dev, 0, 0, NULL, true); +-#endif +- + dpa_bp->dev = &pdev->dev; + + if (dpa_bp->seed_cb) { +--- a/drivers/staging/fsl_qbman/qman_high.c ++++ b/drivers/staging/fsl_qbman/qman_high.c +@@ -662,6 +662,7 @@ struct qman_portal *qman_create_portal( + portal->pdev->dev.coherent_dma_mask = DMA_BIT_MASK(40); + portal->pdev->dev.dma_mask = &portal->pdev->dev.coherent_dma_mask; + #else ++ arch_setup_dma_ops(&portal->pdev->dev, 0, 0, NULL, false); + if (dma_set_mask(&portal->pdev->dev, DMA_BIT_MASK(40))) { + pr_err("qman_portal - dma_set_mask() failed\n"); + goto fail_devadd; |